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3 men & 4 boys can complete a certain work in 28 days whereas 4 men and 6 boys can complete the same work in 20 days find according to the work

done,one man i equalent to how many boys also find the number of days required by 7 men & 6 boys to complete the same work


Add 3+4 together you get 7
Divide 28/7 you get 4

Apply the same formulae

Add 6+4 together you get 10
Divide 20/10 you get 2
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